Device

Operating

Temperature Range

Package

MC3356

SEMICONDUCTOR

TECHNICAL DATA

WIDEBAND

FSK

RECEIVER

ORDERING INFORMATION

MC3356DW

MC3356P

TA = – 40 to +85°C

SO–20L

Plastic DIP

Order this document by MC3356/D

P SUFFIX

PLASTIC PACKAGE

CASE 738

DW SUFFIX

PLASTIC PACKAGE

CASE 751D

(SO–20L)

20

1

2

3

4

5

6

7

8

9

10

19

18

17

16

15

14

13

12

11

RF Ground

OSC Emitter

OSC Collector

RF VCC

Mixer Output

IF VCC

Limiter Input

Limiter Bias

Limiter Bias

Quad Bias

RF Input

Ground

Data Output

+ Comparator

– Comparator

Squelch Control

Quad Input

Squelch Status

Buffered Output

Demodulator

Filter

PIN CONNECTIONS

1

MOTOROLA WIRELESS SEMICONDUCTOR

SOLUTIONS – RF AND IF DEVICE DATA

Wideband FSK Receiver

The MC3356 includes Oscillator, Mixer, Limiting IF Amplifier, Quadrature

Detector, Audio Buffer, Squelch, Meter Drive, Squelch Status output, and

Data Shaper comparator. The MC3356 is designed for use in digital data

communciations equipment.

µVrms @ 100 MHz

Required

Figure 1. Representative Block Diagram

RF

VCC

RF

Ground

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

Ceramic

Filter

VCC

Quadrature Detector

Tank

Limiter

Comparator

Meter

Current

Buffer

–

+

+

–

Data Shaping

Comparator

Mixer

OSC

RF

Input

Ground

Data

Output

VCC

Squelch

Status

Hysteresis

Squelch

Adjust

(Meter)

© Motorola, Inc. 1996

Rev 0

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com